diff options
Diffstat (limited to 'meta-oe/recipes-graphics/lvgl/files/0005-Add-DRM-KMS-example-support.patch')
-rw-r--r-- | meta-oe/recipes-graphics/lvgl/files/0005-Add-DRM-KMS-example-support.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/meta-oe/recipes-graphics/lvgl/files/0005-Add-DRM-KMS-example-support.patch b/meta-oe/recipes-graphics/lvgl/files/0005-Add-DRM-KMS-example-support.patch new file mode 100644 index 0000000000..9ee7a7f19d --- /dev/null +++ b/meta-oe/recipes-graphics/lvgl/files/0005-Add-DRM-KMS-example-support.patch @@ -0,0 +1,59 @@ +From dabf40559428733413432afa29598bc145aa6636 Mon Sep 17 00:00:00 2001 +From: Marek Vasut <marex@denx.de> +Date: Tue, 12 Mar 2024 03:08:13 +0100 +Subject: [PATCH 5/6] Add DRM/KMS example support + +Extend the main.c to support both legacy fbdev and DRM/KMS initialization. + +To use legacy fbdev support, adjust lv_conf.h as follows: +LV_USE_LINUX_FBDEV=1 +LV_USE_LINUX_DRM=0 + +To use DRM/KMS support, adjust lv_conf.h as follows: +LV_USE_LINUX_FBDEV=0 +LV_USE_LINUX_DRM=1 + +Upstream-Status: Submitted [https://github.com/lvgl/lv_port_linux_frame_buffer/pull/47] +Signed-off-by: Marek Vasut <marex@denx.de> +--- + CMakeLists.txt | 5 ++++- + main.c | 8 ++++++++ + 2 files changed, 12 insertions(+), 1 deletion(-) + +diff --git a/CMakeLists.txt b/CMakeLists.txt +index d91b196..c1cfb7f 100644 +--- a/CMakeLists.txt ++++ b/CMakeLists.txt +@@ -12,6 +12,9 @@ target_include_directories(lvgl PUBLIC ${PROJECT_SOURCE_DIR}) + + add_executable(main main.c mouse_cursor_icon.c) + +-target_link_libraries(main lvgl lvgl::examples lvgl::demos lvgl::thorvg ${SDL2_LIBRARIES} m pthread) ++include(${CMAKE_CURRENT_LIST_DIR}/lvgl/tests/FindLibDRM.cmake) ++include_directories(${Libdrm_INCLUDE_DIRS}) ++ ++target_link_libraries(main lvgl lvgl::examples lvgl::demos lvgl::thorvg ${SDL2_LIBRARIES} ${Libdrm_LIBRARIES} m pthread) + add_custom_target (run COMMAND ${EXECUTABLE_OUTPUT_PATH}/main DEPENDS main) + +diff --git a/main.c b/main.c +index 288519c..ab4e936 100644 +--- a/main.c ++++ b/main.c +@@ -17,6 +17,14 @@ static void lv_linux_disp_init(void) + + lv_linux_fbdev_set_file(disp, videocard); + } ++#elif LV_USE_LINUX_DRM ++static void lv_linux_disp_init(void) ++{ ++ const char *videocard = lv_linux_get_video_card_node("/dev/dri/card0"); ++ lv_display_t * disp = lv_linux_drm_create(); ++ ++ lv_linux_drm_set_file(disp, videocard, -1); ++} + #else + #error Unsupported configuration + #endif +-- +2.43.0 + |